From 0a8827ae31f3c606110a57c3b6a4ccbd85d6207f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20Ha=CC=88cker?= <mhaecker@mac.com>
Date: Sat, 15 Feb 2025 20:15:24 +0100
Subject: [PATCH] Fix pothos build

---
 pkgs/applications/radio/pothos/cstring.patch | 50 ++++++++++++++++++++
 pkgs/applications/radio/pothos/default.nix   |  5 ++
 2 files changed, 55 insertions(+)
 create mode 100644 pkgs/applications/radio/pothos/cstring.patch

diff --git a/pkgs/applications/radio/pothos/cstring.patch b/pkgs/applications/radio/pothos/cstring.patch
new file mode 100644
index 00000000000000..4e8957c3f122ba
--- /dev/null
+++ b/pkgs/applications/radio/pothos/cstring.patch
@@ -0,0 +1,50 @@
+Submodule blocks contains modified content
+diff --git a/blocks/file/BinaryFileSink.cpp b/blocks/file/BinaryFileSink.cpp
+index 31c9a41..0083b0d 100644
+--- a/blocks/file/BinaryFileSink.cpp
++++ b/blocks/file/BinaryFileSink.cpp
+@@ -13,6 +13,7 @@
+ #endif //_MSC_VER
+ #include <stdio.h>
+ #include <cerrno>
++#include <cstring>
+
+ #ifndef O_BINARY
+ #define O_BINARY 0
+diff --git a/blocks/file/BinaryFileSource.cpp b/blocks/file/BinaryFileSource.cpp
+index 0151231..379d383 100644
+--- a/blocks/file/BinaryFileSource.cpp
++++ b/blocks/file/BinaryFileSource.cpp
+@@ -13,6 +13,7 @@
+ #endif //_MSC_VER
+ #include <stdio.h>
+ #include <cerrno>
++#include <cstring>
+
+ #ifndef O_BINARY
+ #define O_BINARY 0
+diff --git a/blocks/file/TextFileSink.cpp b/blocks/file/TextFileSink.cpp
+index b4b2f08..2be66e2 100644
+--- a/blocks/file/TextFileSink.cpp
++++ b/blocks/file/TextFileSink.cpp
+@@ -6,6 +6,7 @@
+ #include <complex>
+ #include <fstream>
+ #include <cerrno>
++#include <cstring>
+
+ /***********************************************************************
+  * |PothosDoc Text File Sink
+Submodule soapy contains modified content
+diff --git a/soapy/DemoController.cpp b/soapy/DemoController.cpp
+index 4ce8ead..9a4e742 100644
+--- a/soapy/DemoController.cpp
++++ b/soapy/DemoController.cpp
+@@ -6,6 +6,7 @@
+ #include <iostream>
+ #include <chrono>
+ #include <algorithm> //min/max
++#include <cstring>
+
+ /***********************************************************************
+  * |PothosDoc SDR Demo Controller
diff --git a/pkgs/applications/radio/pothos/default.nix b/pkgs/applications/radio/pothos/default.nix
index 641df521c7fd82..0cb55472d3428a 100644
--- a/pkgs/applications/radio/pothos/default.nix
+++ b/pkgs/applications/radio/pothos/default.nix
@@ -41,8 +41,13 @@ mkDerivation rec {
       url = "https://github.com/pothosware/PothosCore/commit/092d1209b0fd0aa8a1733706c994fa95e66fd017.patch";
       hash = "sha256-bZXG8kD4+1LgDV8viZrJ/DMjg8UvW7b5keJQDXurfkA=";
     })
+    # various source files are missing imports of <cstring>
+    ./cstring.patch
   ];
 
+  # poco 1.14 requires c++17
+  NIX_CFLAGS_COMPILE = [ "-std=gnu++17" ];
+
   nativeBuildInputs = [
     cmake
     pkg-config